共 19 条
- [5] NOSOCOMIAL RESPIRATORY-INFECTIONS [J]. INFECTION CONTROL AND HOSPITAL EPIDEMIOLOGY, 1983, 4 (05) : 376 - 381
- [6] RISK-FACTORS FOR POSTOPERATIVE PNEUMONIA [J]. AMERICAN JOURNAL OF MEDICINE, 1981, 70 (03) : 677 - 680
- [7] GORMAN GW, 1980, ANN INTERN MED, V93, P572, DOI 10.7326/0003-4819-93-4-572